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Recognised as Colour

#3342BD

  • #3342BD
  • Blue
  • Dark
  • Nearest: Slate blue

#3342BD is a blue with RGB values 51, 66, 189 and HSL 233°, 58%, 47%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#3342BD#3342BD
HEX#3342BD
RGBrgb(51, 66, 189)
RGB (0–1)0.2, 0.2588, 0.7412
RGB percentages20%, 25.9%, 74.1%
HSLhsl(233.5, 57.5%, 47.1%)
HSV / HSBhsv(233.5, 73%, 74.1%)
CMYK73%, 65.1%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,359,421
CSS custom property--colour: #3342BD;

Brightness & contrast

Relative luminance0.08274WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.91:1
Contrast with white7.91:1WCAG normal text: AAA
Contrast with black2.65:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#CCBD42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058C1no red cones; affects about 1% of men; ΔE 17.8 from the original
Deuteranopia#004BBBno green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#006279no blue cones; rare, and affects men and women equally; ΔE 69.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.91:1WCAG large text: AAA
Contrast with black, large text2.65:1WCAG large text: Fail

Named colours

Slate blue · ΔE 13.7Royal blue · ΔE 16.7Medium slateblue · ΔE 18.2Rebecca purple · ΔE 20.2Navy · ΔE 24.3Dark blue · ΔE 24.4
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 13.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDAE33
Analogous#3387BD, #6933BD
Triadic#BD3342, #42BD33
Split complementary#BD6933, #87BD33
Tetradic#BD3387, #BDAE33, #33BD69

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBCFF1
Lighter +30%#A3AAE6
Lighter +20%#7B85DB
Lighter +10%#5360D0
Darker −10%#283495
Darker −20%#1D266D
Darker −30%#121845
Darker −40%#080A1C
More saturated +25%#152BDB
Less saturated −25%#51599F

Channel breakdown

R51
G66
B189
Red51 (20%)
Green66 (25.9%)
Blue189 (74.1%)
Hue233.48°
Saturation (HSL)57.5%
Lightness47.06%
Dominant channelBlue
Hex per channelR 33 · G 42 · B BD

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Every value on this page was computed from “3342bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.